Bluefin (Thunnus spp.) are the largest of the tunas, with Atlantic Bluefin reaching 3 meters in length. They are a temperate water fish comprised of three species:

  • North Atlantic Bluefin (Thunnus thynnus thynnus)
  • Pacific Bluefin (Thunnus orientalis)
  • Southern Bluefin (Thunnus maccoyii)

SPECIES CHARACTERISTICS

Size (cm) Weight (kg) Age (yrs)
Common 80-200
Maximum 300 (BFT) 650 (BFT) 25+
Maturity 110-190 30-120 4-11

GEOGRAPHIC LIMITS

  • Bluefin have the widest geographical distribution of all tunas, including the Atlantic and Pacific Oceans and the Southern Hemisphere

SPECIES MANAGEMENT

The following four Bluefin stocks are assessed and managed by the RFMOs:

  • Western Atlantic
  • Eastern Atlantic (including the Mediterranean)
  • Pacific Ocean
  • Southern Hemisphere
See Bluefin-related News